7 CFR 201.22: Date of test.

(a) The label shall show the month and year in which the germination test was completed. No more than 5 calendar months shall have elapsed between the last day of the month in which the germination test was completed and the date of transportation or delivery for transportation in interstate commerce, except for seed in hermetically sealed containers as provided in § 201.36c in which case no more than 24 calendar months shall have elapsed between the last day of the month in which the germination test was completed prior to packaging and the date of transportation or delivery for transportation in interstate commerce.

(b) In the case of a seed mixture, it is only necessary to state the calendar month and year of such test for the kind or variety or type of agricultural seed contained in such mixture which has the oldest calendar month and year test date among the test conducted on all the kinds or varieties or types of agricultural seed contained in such mixture.

(c) The following kinds shall be tested within the indicated time before interstate shipment:

Agricultural seeds and mixtures thereof Months from test date to shipment

Bentgrass, Colonial 15

Bentgrass, Creeping 15

Bluegrass, Kentucky 15

Fescue, Chewings 15

Fescue, Hard 15

Fescue, Red 15

Fescue, Tall 15

Ryegrass, Annual 15

Ryegrass, Perennial 15